Home / 5,245.14-7,238.22-3,007.04

Finding the Fourth Proportional to 5,245.14, 7,238.22 and 3,007.04

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Solution

The fourth proportional to 5,245.14, 7,238.22 and 3,007.04 is: 4,149.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245.14 : 7,238.22 = 3,007.04 : x
  2. Step 2: Convert to fraction form
    5,245.14/7,238.22 = 3,007.04/x
  3. Step 3: Cross multiply
    5,245.14x = 7,238.22 × 3,007.04
  4. Step 4: Simplify right side
    5,245.14x = 21,765,617.07
  5. Step 5: Solve for x
    x = 21,765,617.07/5,245.14
  6. Step 6: Final answer
    x = 4,149.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.